EP1026855A3 - Messung der Netzwerk - Kommunikations - Leistung - Google Patents

Messung der Netzwerk - Kommunikations - Leistung Download PDF

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Publication number
EP1026855A3
EP1026855A3 EP99308228A EP99308228A EP1026855A3 EP 1026855 A3 EP1026855 A3 EP 1026855A3 EP 99308228 A EP99308228 A EP 99308228A EP 99308228 A EP99308228 A EP 99308228A EP 1026855 A3 EP1026855 A3 EP 1026855A3
Authority
EP
European Patent Office
Prior art keywords
network communication
communication performance
measuring network
packets
transmission time
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99308228A
Other languages
English (en)
French (fr)
Other versions
EP1026855B1 (de
EP1026855A2 (de
Inventor
Shinji Fujitsu Limited Kikuchi
Tetsuya Fujitsu Limited Okano
Takeshi Oaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of EP1026855A2 publication Critical patent/EP1026855A2/de
Publication of EP1026855A3 publication Critical patent/EP1026855A3/de
Application granted granted Critical
Publication of EP1026855B1 publication Critical patent/EP1026855B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0852—Delays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0876—Network utilisation, e.g. volume of load or congestion level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0876—Network utilisation, e.g. volume of load or congestion level
    • H04L43/0894—Packet rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/16—Threshold monitoring
EP99308228A 1999-02-04 1999-10-19 Messung der Netzwerk - Kommunikations - Leistung Expired - Lifetime EP1026855B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP02732399A JP3587352B2 (ja) 1999-02-04 1999-02-04 ネットワーク通信性能測定方法及び装置並びにネットワーク通信性能測定プログラムを格納したコンピュータ読取り可能な記録媒体
JP2732399 1999-02-04

Publications (3)

Publication Number Publication Date
EP1026855A2 EP1026855A2 (de) 2000-08-09
EP1026855A3 true EP1026855A3 (de) 2003-11-26
EP1026855B1 EP1026855B1 (de) 2005-09-14

Family

ID=12217876

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99308228A Expired - Lifetime EP1026855B1 (de) 1999-02-04 1999-10-19 Messung der Netzwerk - Kommunikations - Leistung

Country Status (4)

Country Link
US (1) US6614763B1 (de)
EP (1) EP1026855B1 (de)
JP (1) JP3587352B2 (de)
DE (1) DE69927237D1 (de)

Families Citing this family (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1163764A1 (de) * 1999-03-15 2001-12-19 Vocaltec Communications Ltd. Flusssteuerungsverfahren und vorrichtung
US6775240B1 (en) * 1999-09-21 2004-08-10 Lucent Technologies Inc. System and methods for measuring quality of communications over packet networks
KR100363517B1 (ko) * 1999-12-23 2002-12-05 엘지전자 주식회사 네트워크 상태 모니터링 방법 및 장치
US6674717B1 (en) * 2000-03-30 2004-01-06 Network Physics, Inc. Method for reducing packet loss and increasing internet flow by feedback control
US20020103631A1 (en) * 2000-04-21 2002-08-01 Anja Feldmann Traffic engineering system and method
US20010044835A1 (en) * 2000-05-17 2001-11-22 Schober Joseph Frank Selecting content to be communicated based on automatic detection of communication bandwidth
US6836466B1 (en) * 2000-05-26 2004-12-28 Telcordia Technologies, Inc. Method and system for measuring IP performance metrics
US7050402B2 (en) * 2000-06-09 2006-05-23 Texas Instruments Incorporated Wireless communications with frequency band selection
US7185082B1 (en) 2000-08-09 2007-02-27 Microsoft Corporation Fast dynamic measurement of connection bandwidth using at least a pair of non-compressible packets having measurable characteristics
US7266613B1 (en) 2000-08-09 2007-09-04 Microsoft Corporation Fast dynamic measurement of bandwidth in a TCP network environment
US7068607B2 (en) * 2000-08-31 2006-06-27 Telefonktiebolaget Lm Ericsson (Publ) Bandwidth broker for cellular radio access networks
US20020169880A1 (en) * 2001-04-19 2002-11-14 Koninklijke Philips Electronics N.V. Method and device for robust real-time estimation of the bottleneck bandwidth in the internet
US7551560B1 (en) 2001-04-30 2009-06-23 Opnet Technologies, Inc. Method of reducing packet loss by resonance identification in communication networks
US7072297B2 (en) * 2001-04-30 2006-07-04 Networks Physics, Inc. Method for dynamical identification of network congestion characteristics
US7124173B2 (en) * 2001-04-30 2006-10-17 Moriarty Kathleen M Method and apparatus for intercepting performance metric packets for improved security and intrusion detection
US6792449B2 (en) * 2001-06-28 2004-09-14 Microsoft Corporation Startup methods and apparatuses for use in streaming content
US7424526B1 (en) * 2001-07-31 2008-09-09 Sprint Communications Company L.P. Internet service node incorporating a bandwidth measurement device and associated methods for evaluating data transfers
US7180858B1 (en) * 2001-09-10 2007-02-20 Adara Networks, Inc. Tool for measuring available bandwidth in computer networks
US20030117959A1 (en) * 2001-12-10 2003-06-26 Igor Taranov Methods and apparatus for placement of test packets onto a data communication network
US20030163558A1 (en) * 2002-02-25 2003-08-28 Docomo Communications Laboratories Usa, Inc. System and method for Hyper Operator controlled network probing across overlaid heterogeneous access networks
DE10210707A1 (de) * 2002-03-12 2003-10-02 Deutsche Telekom Ag Verfahren zur Ausgabe von Zustandsdaten
US7236573B2 (en) 2002-04-01 2007-06-26 At&T Intellectual Property, Inc. Method and apparatus for testing telephone sound quality
US7725557B2 (en) * 2002-06-24 2010-05-25 Microsoft Corporation Client-side caching of streaming media content
US7525923B2 (en) 2002-06-28 2009-04-28 Ntt Docomo, Inc. Catprobe
US7296083B2 (en) * 2002-06-28 2007-11-13 Microsoft Corporation Method and system for measuring load and capacity on a variable capacity channel
US6919004B2 (en) * 2002-07-02 2005-07-19 E. I. Du Pont De Nemours And Company Cathodic electrocoating composition containing a morpholine dione crosslinking agent
JP3806931B2 (ja) 2002-07-30 2006-08-09 ソニー株式会社 情報処理装置および方法、並びにプログラム
US7886064B2 (en) 2002-07-30 2011-02-08 Sony Corporation Program, information processing method and device
US6865510B2 (en) * 2002-12-12 2005-03-08 Ugs Corp. Adaptive asymmetric network connectivity probing system and method
US7650421B2 (en) * 2002-12-30 2010-01-19 Microsoft Corporation Adaptable accelerated content streaming
US7239611B2 (en) * 2003-03-03 2007-07-03 Microsoft Corporation Controlling admission of data streams onto a network based on end-to-end measurements
US7274740B2 (en) 2003-06-25 2007-09-25 Sharp Laboratories Of America, Inc. Wireless video transmission system
US7054774B2 (en) 2003-06-27 2006-05-30 Microsoft Corporation Midstream determination of varying bandwidth availability
US7391717B2 (en) * 2003-06-30 2008-06-24 Microsoft Corporation Streaming of variable bit rate multimedia content
JPWO2005013567A1 (ja) * 2003-08-05 2006-09-28 富士通株式会社 通信区間の品質の分析システム
US9325998B2 (en) 2003-09-30 2016-04-26 Sharp Laboratories Of America, Inc. Wireless video transmission system
US8045475B2 (en) * 2003-11-10 2011-10-25 Nortel Networks Limited Method and apparatus for providing availability metrics for measurement and management of ethernet services
US20050107135A1 (en) * 2003-11-18 2005-05-19 Nokia Corporation Terminal, system, method and computer program product for displaying an indication of bandwidth
KR100593987B1 (ko) * 2003-11-29 2006-06-30 삼성전자주식회사 휴대 단말기에서 데이터전송속도 표시방법
KR20060122901A (ko) * 2004-01-14 2006-11-30 닛본 덴끼 가부시끼가이샤 속도 산출 시스템
WO2005076530A1 (en) * 2004-02-06 2005-08-18 Apparent Networks, Inc. Method and apparatus for characterizing an end-to-end path of a packet-based network
EP1716634B1 (de) 2004-02-20 2020-03-04 GCT Semiconductor, Inc. Verbesserung der grobabstimmzeit in einem pll mit lc-oszillator
US8018850B2 (en) 2004-02-23 2011-09-13 Sharp Laboratories Of America, Inc. Wireless video transmission system
US7162533B2 (en) * 2004-04-30 2007-01-09 Microsoft Corporation Session description message extensions
US7535850B2 (en) * 2004-05-28 2009-05-19 Alcatel-Lucent Usa Inc. Method and apparatus for providing voice path assurance testing through a packet network
KR100640492B1 (ko) 2004-08-31 2006-10-30 삼성전자주식회사 네트워크의 가용 대역폭 측정 방법
GB0421114D0 (en) * 2004-09-22 2004-10-27 Orange Personal Comm Serv Ltd Radio access data packet network and method
US7784076B2 (en) 2004-10-30 2010-08-24 Sharp Laboratories Of America, Inc. Sender-side bandwidth estimation for video transmission with receiver packet buffer
US8356327B2 (en) 2004-10-30 2013-01-15 Sharp Laboratories Of America, Inc. Wireless video transmission system
US7797723B2 (en) 2004-10-30 2010-09-14 Sharp Laboratories Of America, Inc. Packet scheduling for video transmission with sender queue control
US7443804B2 (en) * 2004-11-29 2008-10-28 Lucent Technologies Inc. Method and apparatus of estimating available bandwidth on a packet network
EP1679835A1 (de) * 2005-01-07 2006-07-12 Koninklijke KPN N.V. Verfahren, Vorrichtung und System um eine Datensitzungszeit vorauszusagen
JP2006217167A (ja) * 2005-02-02 2006-08-17 Sharp Corp Ｉｐ電話装置およびｉｐアダプタ装置
CN100446479C (zh) * 2005-03-10 2008-12-24 同济大学 一种基于网络紧链路定位的端到端可用带宽测量的方法
US7436772B2 (en) * 2005-03-23 2008-10-14 Microsoft Corporation Available bandwidth estimation
WO2006137373A1 (ja) 2005-06-24 2006-12-28 Nec Corporation 品質劣化箇所推定システム、及び品質劣化箇所推定方法
US7536461B2 (en) * 2005-07-21 2009-05-19 International Business Machines Corporation Server resource allocation based on averaged server utilization and server power management
US7826363B2 (en) * 2005-07-27 2010-11-02 Broadcom Corporation Bandwidth estimation algorithm using internet control message protocol (ICMP) echo request
US7778179B2 (en) * 2005-11-23 2010-08-17 Telefonaktiebolaget L M Ericsson (Publ) Using filtering and active probing to evaluate a data transfer path
US9544602B2 (en) 2005-12-30 2017-01-10 Sharp Laboratories Of America, Inc. Wireless video transmission system
WO2007083687A1 (ja) * 2006-01-23 2007-07-26 Nec Corporation 通信方法、通信システム、ノードおよびプログラム
JP4396657B2 (ja) * 2006-03-16 2010-01-13 ソニー株式会社 通信装置及び送信制御方法及び送信制御プログラム
US7652994B2 (en) 2006-03-31 2010-01-26 Sharp Laboratories Of America, Inc. Accelerated media coding for robust low-delay video streaming over time-varying and bandwidth limited channels
CN101507205A (zh) 2006-08-22 2009-08-12 日本电气株式会社 估计通信网络系统中的网络的质量恶化位置的方法
US8861597B2 (en) 2006-09-18 2014-10-14 Sharp Laboratories Of America, Inc. Distributed channel time allocation for video streaming over wireless networks
BRPI0717272A2 (pt) 2006-09-28 2013-10-22 Qualcomm Inc Métodos e equipamentos para determinar qualidade de serviço em um sistema de comunicação
EP2087650A2 (de) 2006-09-28 2009-08-12 QUALCOMM Incorporated Verfahren und vorrichtung zur bestimmung der qualität einer kommunikationsverbindung
US7652993B2 (en) 2006-11-03 2010-01-26 Sharp Laboratories Of America, Inc. Multi-stream pro-active rate adaptation for robust video transmission
JP5306595B2 (ja) * 2006-12-27 2013-10-02 京セラ株式会社 通信制御装置、無線通信装置、通信制御方法および無線通信方法
WO2008066078A1 (fr) * 2006-11-28 2008-06-05 Kyocera Corporation Dispositif de commande de communication, dispositif de communication radio, procédé de commande de communication, et procédé de communication radio
JP5306596B2 (ja) * 2006-12-27 2013-10-02 京セラ株式会社 通信制御装置、無線通信装置、通信制御方法および無線通信方法
JP5159114B2 (ja) * 2007-01-30 2013-03-06 京セラ株式会社 通信制御装置、無線通信装置、通信制御方法および無線通信方法
JP4679495B2 (ja) * 2006-11-28 2011-04-27 京セラ株式会社 通信制御装置、無線通信装置、通信制御方法および無線通信方法
US8812673B2 (en) * 2007-02-14 2014-08-19 Alcatel Lucent Content rate control for streaming media servers
JP4348641B2 (ja) * 2007-03-30 2009-10-21 ソニー株式会社 情報配信装置および方法、並びにプログラム
JPWO2009008075A1 (ja) * 2007-07-11 2010-09-02 富士通株式会社 統計情報収集通知プログラム、統計情報収集通知装置および統計情報収集通知方法
US9548973B2 (en) 2007-08-24 2017-01-17 Assa Abloy Ab Detecting and responding to an atypical behavior
US8543684B2 (en) 2007-08-24 2013-09-24 Assa Abloy Ab Method for computing the entropic value of a dynamical memory system
JP2009267520A (ja) * 2008-04-22 2009-11-12 Mitsubishi Electric Corp 性能測定装置および性能測定方法
US8073945B2 (en) * 2008-04-25 2011-12-06 At&T Intellectual Property I, L.P. Method and apparatus for providing a measurement of performance for a network
JP5062097B2 (ja) * 2008-08-21 2012-10-31 富士通株式会社 情報処理装置、情報処理装置の制御方法、および情報処理装置の制御プログラム
JP5056685B2 (ja) * 2008-09-11 2012-10-24 Ｋｄｄｉ株式会社 帯域判定装置及び方法
JP5109940B2 (ja) * 2008-11-20 2012-12-26 富士通株式会社 入力エッジルータ特定方法、プログラム及びコンピュータ
WO2010063104A1 (en) * 2008-12-02 2010-06-10 Apparent Networks, Inc. Method and apparatus for measuring ip network performance characteristics
JP5229036B2 (ja) * 2009-03-19 2013-07-03 富士通株式会社 伝送装置評価方法及び評価ユニット
JP5201091B2 (ja) 2009-06-25 2013-06-05 ヤマハ株式会社 通信装置
JP5685913B2 (ja) * 2009-12-11 2015-03-18 日本電気株式会社 ネットワーク帯域計測システム、ネットワーク帯域計測方法およびプログラム
US9059914B2 (en) * 2009-12-11 2015-06-16 Nec Corporation Usable bandwidth measurement method, usable bandwidth measurement system, terminal device, and computer-readable recording medium
EP2562972B1 (de) * 2010-04-23 2014-12-24 Nec Corporation System zur messung einer nutzbaren bandbreite, sendevorrichtung, verfahren zur messung einer nutzbaren bandbreite und aufzeichnungsmedium
US9350616B1 (en) * 2010-05-11 2016-05-24 Trend Micro Inc. Bandwidth prediction using a past available bandwidth value and a slope calculated from past available bandwidth values
JP5618745B2 (ja) * 2010-10-06 2014-11-05 キヤノン株式会社 通信装置、通信方法、及びプログラム
US20140344392A1 (en) * 2011-09-21 2014-11-20 Nec Corporation Content delivery system, cache server, and content delivery method
CN104380662B (zh) * 2012-05-22 2018-04-10 意大利电信股份公司 分组交换通信网络中对分组流的时间测量
US9130687B2 (en) * 2012-05-23 2015-09-08 Anue Systems, Inc. System and method for direct passive monitoring of packet delay variation and time error in network packet communications
US9356847B2 (en) * 2012-10-31 2016-05-31 Keysight Technologies, Inc. Method for monitoring and displaying high speed bus performance
JP6060723B2 (ja) * 2013-02-21 2017-01-18 富士通株式会社 通信システム、送信器、及び通信制御方法
JP6244709B2 (ja) 2013-07-17 2017-12-13 富士通株式会社 不整合検出方式、検出装置及び検出プログラム
US9491727B2 (en) 2013-09-10 2016-11-08 Anue Systems, Inc. System and method for monitoring network synchronization
JP6480362B2 (ja) * 2016-02-29 2019-03-06 Kddi株式会社 推定装置、推定方法及び推定プログラム
JP7211632B2 (ja) * 2017-08-22 2023-01-24 デジェロ ラブス インコーポレイテッド 通信資源を評価するためのシステムおよび方法
CN111756595B (zh) * 2019-03-29 2022-03-25 华为技术有限公司 可用带宽的测量方法和通信装置
CN111614562A (zh) * 2020-05-29 2020-09-01 深信服科技股份有限公司 多级组网的链路质量探测方法、装置、设备及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0522211A1 (de) * 1991-06-12 1993-01-13 Hewlett-Packard Company Prüfung eines Paketnetzes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5446735A (en) * 1992-12-18 1995-08-29 Starlight Networks Bandwidth allocation in a shared transmission channel employing CSMA/CD
AU1520999A (en) * 1997-11-07 1999-05-31 Visual Networks, Inc. Method and apparatus for performing service level analysis of communications network performance metrics
US6363056B1 (en) * 1998-07-15 2002-03-26 International Business Machines Corporation Low overhead continuous monitoring of network performance
US6269401B1 (en) * 1998-08-28 2001-07-31 3Com Corporation Integrated computer system and network performance monitoring
US6469986B1 (en) * 1998-10-22 2002-10-22 Electronic Data Systems Corporation Method and system for configuring a network management network
US6366563B1 (en) * 1999-12-22 2002-04-02 Mci Worldcom, Inc. Method, computer program product, and apparatus for collecting service level agreement statistics in a communication network

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0522211A1 (de) * 1991-06-12 1993-01-13 Hewlett-Packard Company Prüfung eines Paketnetzes

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ADACHI M ET AL: "NEPRI: AVAILABLE BANDWIDTH MEASUREMENT IN IP NETWORKS", ICC 2000. 2000 IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS. CONFERENCE RECORD. NEW ORLEANS, LA, JUNE 18-21, 2000, IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS, NEW YORK, NY: IEEE, US, vol. 1 OF 3, 18 June 2000 (2000-06-18), pages 511 - 515, XP001043000, ISBN: 0-7803-6284-5 *
BOLOT J -C: "Characterizing end-to-end packet delay and loss in the Internet", JOURNAL OF HIGH SPEED NETWORKS, 1993, NETHERLANDS, vol. 2, no. 3, pages 305 - 323, XP002256051, ISSN: 0926-6801 *
GUINEE R ET AL: "A novel single Fourier series technique for the simulation and analysis of asynchronous pulse width modulation", APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION, 1998. APEC '98. CONFERENCE PROCEEDINGS 1998., THIRTEENTH ANNUAL ANAHEIM, CA, USA 15-19 FEB. 1998, NEW YORK, NY, USA,IEEE, US, 15 February 1998 (1998-02-15), pages 123 - 128, XP010263585, ISBN: 0-7803-4340-9 *
HORNEFFER M: "Methods for performance-analysis of Internet access points", COMPUTER NETWORKS AND ISDN SYSTEMS, NORTH HOLLAND PUBLISHING. AMSTERDAM, NL, vol. 30, no. 16-18, 30 September 1998 (1998-09-30), pages 1607 - 1615, XP004138692, ISSN: 0169-7552 *

Also Published As

Publication number Publication date
EP1026855B1 (de) 2005-09-14
US6614763B1 (en) 2003-09-02
DE69927237D1 (de) 2005-10-20
EP1026855A2 (de) 2000-08-09
JP3587352B2 (ja) 2004-11-10
JP2000224172A (ja) 2000-08-11

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